(svn r1521) -Fix: Ship Vehicle Lists are now redrawn correctly

-Codechange: added some const to last commit
-Codechange: Ship and Aircraft lists are now update on order change, not
on new day

vehicle.h

@@ -402,6 +402,9 @@ int CheckOrders(Vehicle *v);
 
 bool VehicleNeedsService(const Vehicle *v);
 
+void InvalidateAircraftWindows(const Vehicle *v);
+void InvalidateShipWindows(const Vehicle *v);
+
 typedef struct GetNewVehiclePosResult {
 	int x,y;
 	uint old_tile;